Event Handlers

These commands and functions make it possible for you to specify the action a program takes when a given event occurs.

Use	To
EVENTHANDLER( ) Function	Bind a COM server event to implemented interface methods on a Visual FoxPro object.
ON ERROR Command	Specify a valid expression or Visual FoxPro command to execute when an error occurs in code at run time.
ON ESCAPE Command	Specify a command that executes when you press the ESC key during program or command execution.
ON KEY LABEL Command	Specify a command that executes when you press a specific key or key combination or click the mouse button.
ON PAD Command	Specify the menu or menu bar that is activated when you choose a specific menu title.
ON SELECTION PAD Command	Specify the menu or menu bar that is activated when you choose a specific menu title.
ON SELECTION POPUP Command	Specify a command that executes when you choose any menu item from a specified menu or from all menus.
ON SHUTDOWN Command	Specify a command that executes when you try to exit Visual FoxPro, or Microsoft Windows.
ON( ) Function	Return the command assigned to each of these event-handling commands: ON ERROR, ON ESCAPE, ON KEY LABEL, or ON PAGE.

See Also